Software & Tools
- LT-Flash – The source for 1996–97 LT1 cables, un-brick tools, and software!
- TunerCat – Popular tuning software for GM OBD1 and OBD2 platforms
- Moates Sales & Service – Software and hardware support for most GM year models
- OBD Diagnostics Inc. – Cables and hardware for logging and tuning GM OBD1 vehicles
Engine Builders & Performance
- JAC Engine Building – High-performance engine builds and machining
- Lloyd Elliott - Elliott Portworks – Renowned head and intake porting for LT1/LSx platforms
- Tick Performance – Aftermarket performance parts and camshafts for GM platforms
- Golen Engines – Chad Golen – excellent customer service and LT1 performance engines
- Schexnayder Racing – Earl Schexnayder – built the fastest engine I've owned; great with transmissions too
- PowerTrain Specialists – Keith Hunter – builder of the two best transmissions I've raced
Technical Resources
- SHBOX.com – Excellent LT1 wiring diagrams and diagnostics
- TorqHead LT1 – 24X conversions and Optispark elimination kits
- EFI Connection – 24X kits, sensors, and EFI wiring solutions
- Gearhead EFI – Community and archive for GM ECU/PCM programming
- LT1swap.com – Pinouts and wiring mods for 0411 PCM and LS swaps
- BP Automotive – Custom wiring harnesses and PCM rework for GM swaps